src/network-clock.c

   1 /*
   2  * Network Configuration Module
   3  *
   4  * Copyright (c) 2000 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <vconf.h>
  21 #include <vconf-keys.h>
  22
  23 #include "log.h"
  24 #include "util.h"
  25 #include "netdbus.h"
  26 #include "wifi-state.h"
  27
  28 #define NTP_SERVER      "pool.ntp.org"
  29 #define CONNMAN_GLOBAL_SETTING  "/var/lib/connman/settings"
  30 #define TIME_UPDATE_CONFIG_AUTO         "auto"
  31 #define TIME_UPDATE_CONFIG_MANUAL       "manual"
  32
  33 static Clock *clock_object = NULL;
  34
  35 Clock *get_clock_object(void)
  36 {
  37         return clock_object;
  38 }
  39
  40 static void __netconfig_clock_set_timeserver(const char *server)
  41 {
  42         GVariant* reply = NULL;
  43         const char param0[] = "Timeservers";
  44         GVariant *params = NULL;
  45         GVariantBuilder *builder;
  46
  47         builder = g_variant_builder_new(G_VARIANT_TYPE("as"));
  48         g_variant_builder_add(builder, "s", server);
  49
  50         params = g_variant_new("(sv)", param0, g_variant_builder_end(builder));
  51         g_variant_builder_unref(builder);
  52
  53         reply = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
  54                         CONNMAN_MANAGER_PATH, CONNMAN_CLOCK_INTERFACE,
  55                         "SetProperty", params);
  56
  57         if (reply == NULL)
  58                 ERR("Failed to configure NTP server");
  59         else
  60                 g_variant_unref(reply);
  61
  62         return;
  63 }
  64
  65 static void __netconfig_clock_unset_timeserver(void)
  66 {
  67         GVariant* reply = NULL;
  68         const char param0[] = "Timeservers";
  69         const char server[] = "";
  70         GVariant *params = NULL;
  71         GVariantBuilder *builder;
  72
  73         builder = g_variant_builder_new(G_VARIANT_TYPE("as"));
  74         g_variant_builder_add(builder, "s", server);
  75
  76         params = g_variant_new("(sv)", param0, g_variant_builder_end(builder));
  77         g_variant_builder_unref(builder);
  78
  79         reply = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
  80                         CONNMAN_MANAGER_PATH, CONNMAN_CLOCK_INTERFACE,
  81                         "SetProperty", params);
  82
  83         if (reply == NULL)
  84                 ERR("Failed to clear NTP server");
  85         else
  86                 g_variant_unref(reply);
  87
  88         return;
  89 }
  90
  91 static void __netconfig_clock_set_time_update_policy(const char *time_update_method)
  92 {
  93         GVariant* reply = NULL;
  94
  95         reply = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
  96                         CONNMAN_MANAGER_PATH, CONNMAN_CLOCK_INTERFACE,
  97                         "SetProperty", g_variant_new("(sv)", "TimeUpdates",
  98                         g_variant_new_string(time_update_method)));
  99
 100         if (reply == NULL)
 101                 ERR("Failed to set Time Update Policy");
 102         else
 103                 g_variant_unref(reply);
 104
 105         return;
 106 }
 107
 108 static void __automatic_time_update_changed_cb(keynode_t *node, void *user_data)
 109 {
 110         int status = VCONFKEY_NETWORK_OFF;
 111         gboolean automatic_time_update = FALSE;
 112
 113         if (node != NULL)
 114                 automatic_time_update = vconf_keynode_get_bool(node);
 115         else
 116                 netconfig_vconf_get_bool(VCONFKEY_SETAPPL_STATE_AUTOMATIC_TIME_UPDATE_BOOL, &automatic_time_update);
 117
 118         if (automatic_time_update == FALSE) {
 119                 INFO("Automatic time update is changed to 'FALSE'");
 120                 __netconfig_clock_set_time_update_policy((const char *)TIME_UPDATE_CONFIG_MANUAL);
 121                 return;
 122         }
 123
 124         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &status);
 125
 126          if (status == VCONFKEY_NETWORK_OFF) {
 127                 INFO("There is no connection");
 128                 return;
 129          }
 130
 131         __netconfig_clock_set_time_update_policy((const char *)TIME_UPDATE_CONFIG_AUTO);
 132 }
 133
 134 static void __nitz_event_cb(keynode_t *node, void *user_data)
 135 {
 136         int nitz_updated = 0;
 137
 138         if (node != NULL)
 139                 nitz_updated = vconf_keynode_get_int(node);
 140         else
 141                 netconfig_vconf_get_int(VCONFKEY_TELEPHONY_NITZ_EVENT_GMT, &nitz_updated);
 142
 143         if (nitz_updated != 0) {
 144                 INFO("Time is updated by NITZ");
 145                 __netconfig_clock_set_time_update_policy((const char *)TIME_UPDATE_CONFIG_MANUAL);
 146                 return;
 147         }
 148 }
 149
 150 void netconfig_clock_init(void)
 151 {
 152         gboolean automatic_time_update = FALSE;
 153
 154         INFO("netconfig_clock_init is called");
 155         vconf_notify_key_changed(VCONFKEY_SETAPPL_STATE_AUTOMATIC_TIME_UPDATE_BOOL,
 156                         __automatic_time_update_changed_cb, NULL);
 157         vconf_notify_key_changed(VCONFKEY_TELEPHONY_NITZ_EVENT_GMT,
 158                         __nitz_event_cb, NULL);
 159
 160         netconfig_vconf_get_bool(VCONFKEY_SETAPPL_STATE_AUTOMATIC_TIME_UPDATE_BOOL, &automatic_time_update);
 161
 162         if (automatic_time_update == FALSE)
 163                 __netconfig_clock_set_time_update_policy((const char *)TIME_UPDATE_CONFIG_MANUAL);
 164         else
 165                 __netconfig_clock_set_time_update_policy((const char *)TIME_UPDATE_CONFIG_AUTO);
 166 }
 167
 168 void netconfig_clock_deinit(void)
 169 {
 170         vconf_ignore_key_changed(VCONFKEY_SETAPPL_STATE_AUTOMATIC_TIME_UPDATE_BOOL,
 171                         __automatic_time_update_changed_cb);
 172         vconf_ignore_key_changed(VCONFKEY_TELEPHONY_NITZ_EVENT_GMT,
 173                         __nitz_event_cb);
 174 }
 175
 176 gboolean handle_set_ntp_server(Clock *object, GDBusMethodInvocation *invocation,
 177                                 const gchar *server)
 178 {
 179         if(server == NULL) {
 180                 netconfig_error_dbus_method_return(invocation,
 181                                 NETCONFIG_ERROR_INTERNAL, "SetNtpServer Failed");
 182                 return TRUE;
 183         }
 184
 185         __netconfig_clock_set_timeserver(server);
 186
 187         DBG("NTP Server:%s set successfully",server);
 188
 189         clock_complete_set_ntp_server(object, invocation);
 190
 191         return TRUE;
 192 }
 193
 194 gboolean handle_unset_ntp_server(Clock *object, GDBusMethodInvocation *invocation)
 195 {
 196         __netconfig_clock_unset_timeserver();
 197
 198         DBG("NTP Server unset successfully");
 199
 200         clock_complete_unset_ntp_server(object, invocation);
 201
 202         return TRUE;
 203 }
 204
 205 /*****************************
 206  * Initializations Functions *
 207  ****************************/
 208 void clock_object_create_and_init(void)
 209 {
 210         DBG("Create clock object.");
 211         GDBusInterfaceSkeleton *interface_clock = NULL;
 212         GDBusConnection *connection = NULL;
 213         GDBusObjectManagerServer *server = netdbus_get_clock_manager();
 214         if (server == NULL)
 215                 return;
 216
 217         connection = netdbus_get_connection();
 218         g_dbus_object_manager_server_set_connection(server, connection);
 219
 220         /* Interface */
 221         clock_object = clock_skeleton_new();
 222         interface_clock = G_DBUS_INTERFACE_SKELETON(clock_object);
 223
 224         /* Set NTP Server */
 225         g_signal_connect(clock_object, "handle-set-ntp-server",
 226                         G_CALLBACK(handle_set_ntp_server), NULL);
 227
 228         /* Unset NTP Server */
 229         g_signal_connect(clock_object, "handle-unset-ntp-server",
 230                         G_CALLBACK(handle_unset_ntp_server), NULL);
 231
 232         if (!g_dbus_interface_skeleton_export(interface_clock, connection,
 233                         NETCONFIG_CLOCK_PATH, NULL)) {
 234                 ERR("Export NETCONFIG_CLOCK_PATH for clock failed");
 235         }
 236
 237         return;
 238 }
 239
 240 void clock_object_deinit(void)
 241 {
 242         DBG("Deinit clock object.");
 243
 244         g_object_unref(clock_object);
 245 }